<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<ui:composition xmlns="http://www.w3.org/1999/xhtml"
	xmlns:h="http://java.sun.com/jsf/html"
	xmlns:f="http://java.sun.com/jsf/core"
	xmlns:ui="http://java.sun.com/jsf/facelets"
	xmlns:a4j="http://richfaces.org/a4j"
	xmlns:rich="http://richfaces.org/rich">
	<h:form>
		<a4j:commandButton value="Show Screen Size" render="infoPanel">
			<a4j:param name="w" value="screen.width"
				assignTo="#{paramBean.screenWidth}" noEscape="true" />
			<a4j:param name="h" value="screen.height"
				assignTo="#{paramBean.screenHeight}" noEscape="true" />
		</a4j:commandButton>
		<br />

		<h:panelGrid columns="2" id="infoPanel">
			<h:outputText value="Width:" />
			<h:outputText value="#{paramBean.screenWidth}" />
			<h:outputText value="Height:" />
			<h:outputText value="#{paramBean.screenHeight}" />
		</h:panelGrid>

	</h:form>
</ui:composition>